Hank introduces us to that wondrous molecule deoxyribonucleic acid – also known as DNA – and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow CrashCourse on Twitter: http://www.twitter.com/TheCrashCourse References for this episode can be found in the Google document here: […]

LYRICS: We’re going to learn about the CELL, cells are made of ORGANELLES We’re going to learn about the CELL, cells are made of ORGANELLES The CELL MEMBRANE surrounds the cell, the CELL MEMBRANE protects the cell We’re going to learn about the CELL, cells are made of ORGANELLES The CYTOPLASM is inside the cell, […]